From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B552ECE587 for ; Mon, 14 Oct 2019 06:39:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E8BB3205C9 for ; Mon, 14 Oct 2019 06:39:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730162AbfJNGj3 (ORCPT ); Mon, 14 Oct 2019 02:39:29 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:36879 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726406AbfJNGj1 (ORCPT ); Mon, 14 Oct 2019 02:39:27 -0400 X-UUID: 8610414fe4804ef0b75331352bbb39c0-20191014 X-UUID: 8610414fe4804ef0b75331352bbb39c0-20191014 Received: from mtkmrs01.mediatek.inc [(172.21.131.159)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1251768365; Mon, 14 Oct 2019 14:39:22 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 14 Oct 2019 14:39:19 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 14 Oct 2019 14:39:19 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Will Deacon CC: Evan Green , Robin Murphy , Tomasz Figa , , , , , , , , Nicolas Boichat , , , , Subject: [PATCH v3 6/7] iommu/mediatek: Use writel for TLB range invalidation Date: Mon, 14 Oct 2019 14:38:20 +0800 Message-ID: <1571035101-4213-7-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> References: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use writel for the register F_MMU_INV_RANGE which is for triggering the HW work. We expect all the setting(iova_start/iova_end...) have already been finished before F_MMU_INV_RANGE. Signed-off-by: Anan.Sun Signed-off-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index dbbacc3..d285457 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -187,8 +187,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); writel_relaxed(iova + size - 1, data->base + REG_MMU_INVLD_END_A); - writel_relaxed(F_MMU_INV_RANGE, - data->base + REG_MMU_INVALIDATE); + writel(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); /* tlb sync */ ret = readl_poll_timeout_atomic(data->base + REG_MMU_CPE_DONE, -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFA38C47404 for ; Mon, 14 Oct 2019 06:53:05 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CCE5720673 for ; Mon, 14 Oct 2019 06:53:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CCE5720673 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id BF95325F7; Mon, 14 Oct 2019 06:52:40 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 5CFF52552 for ; Mon, 14 Oct 2019 06:39:25 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id CF0885D3 for ; Mon, 14 Oct 2019 06:39:24 +0000 (UTC) X-UUID: 8610414fe4804ef0b75331352bbb39c0-20191014 X-UUID: 8610414fe4804ef0b75331352bbb39c0-20191014 Received: from mtkmrs01.mediatek.inc [(172.21.131.159)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1251768365; Mon, 14 Oct 2019 14:39:22 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 14 Oct 2019 14:39:19 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 14 Oct 2019 14:39:19 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Will Deacon Subject: [PATCH v3 6/7] iommu/mediatek: Use writel for TLB range invalidation Date: Mon, 14 Oct 2019 14:38:20 +0800 Message-ID: <1571035101-4213-7-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> References: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Cc: youlin.pei@mediatek.com, anan.sun@mediatek.com, Nicolas Boichat , cui.zhang@mediatek.com, srv_heupstream@mediatek.com, chao.hao@mediatek.com, edison.hsieh@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , Tomasz Figa , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, Robin Murphy , linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Use writel for the register F_MMU_INV_RANGE which is for triggering the HW work. We expect all the setting(iova_start/iova_end...) have already been finished before F_MMU_INV_RANGE. Signed-off-by: Anan.Sun Signed-off-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index dbbacc3..d285457 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -187,8 +187,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); writel_relaxed(iova + size - 1, data->base + REG_MMU_INVLD_END_A); - writel_relaxed(F_MMU_INV_RANGE, - data->base + REG_MMU_INVALIDATE); + writel(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); /* tlb sync */ ret = readl_poll_timeout_atomic(data->base + REG_MMU_CPE_DONE, -- 1.9.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yong Wu Subject: [PATCH v3 6/7] iommu/mediatek: Use writel for TLB range invalidation Date: Mon, 14 Oct 2019 14:38:20 +0800 Message-ID: <1571035101-4213-7-git-send-email-yong.wu@mediatek.com> References: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Matthias Brugger , Joerg Roedel , Will Deacon Cc: Evan Green , Robin Murphy , Tomasz Figa , linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, yong.wu@mediatek.com, youlin.pei@mediatek.com, Nicolas Boichat , anan.sun@mediatek.com, cui.zhang@mediatek.com, chao.hao@mediatek.com, edison.hsieh@mediatek.com List-Id: linux-mediatek@lists.infradead.org Use writel for the register F_MMU_INV_RANGE which is for triggering the HW work. We expect all the setting(iova_start/iova_end...) have already been finished before F_MMU_INV_RANGE. Signed-off-by: Anan.Sun Signed-off-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index dbbacc3..d285457 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -187,8 +187,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); writel_relaxed(iova + size - 1, data->base + REG_MMU_INVLD_END_A); - writel_relaxed(F_MMU_INV_RANGE, - data->base + REG_MMU_INVALIDATE); + writel(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); /* tlb sync */ ret = readl_poll_timeout_atomic(data->base + REG_MMU_CPE_DONE, -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A1B7ECE587 for ; Mon, 14 Oct 2019 06:41:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A62B2214AE for ; Mon, 14 Oct 2019 06:41:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iMh5wuT1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A62B2214AE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8IpmsuXZBwjBfPG4i2NXhyC6ENnBAeoi6UsDq718yVM=; b=iMh5wuT1nCWWio U+7f17ayPWqNnN01kQJFlvB2ONSp0v2cdu0MVMMlVIgdW1FBTOVuIceqKEaZs5Va7NhoWFbtrz4VJ DI+pE18fJ6acMckkDqVp7hq4dTDikppBuzHOIdFTyiY9u7mlltYpFQLmwbwRTpoz8OO+0r+HRdqB0 WB9GSxk3JXQ15mHqcTWPhSHd8iRAc3qCEtuwvUKkpXyQ5OCx3+ZFVqzVKIfzC10b7zf7RhjiJd4DB 7JvJWTYNp748JV/qwltn8d7RHXEIvCmJm2NmBBtZhn1abf7m+8yM4boGm8+ma5GsoKfqjsRd5hrb2 VAihCGh3EYtNLrJ9ovnA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iJu2d-0000Sh-SR; Mon, 14 Oct 2019 06:41:15 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iJu2J-0000Ds-JK; Mon, 14 Oct 2019 06:40:58 +0000 X-UUID: 3545ca067c8347f68fb7c45d408e7899-20191013 X-UUID: 3545ca067c8347f68fb7c45d408e7899-20191013 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1981822719; Sun, 13 Oct 2019 22:40:09 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Sun, 13 Oct 2019 23:39:21 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 14 Oct 2019 14:39:19 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 14 Oct 2019 14:39:19 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Will Deacon Subject: [PATCH v3 6/7] iommu/mediatek: Use writel for TLB range invalidation Date: Mon, 14 Oct 2019 14:38:20 +0800 Message-ID: <1571035101-4213-7-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> References: <1571035101-4213-1-git-send-email-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191013_234055_661641_CB205327 X-CRM114-Status: GOOD ( 11.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: youlin.pei@mediatek.com, anan.sun@mediatek.com, Nicolas Boichat , cui.zhang@mediatek.com, srv_heupstream@mediatek.com, chao.hao@mediatek.com, edison.hsieh@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , Tomasz Figa , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, yong.wu@mediatek.com, Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use writel for the register F_MMU_INV_RANGE which is for triggering the HW work. We expect all the setting(iova_start/iova_end...) have already been finished before F_MMU_INV_RANGE. Signed-off-by: Anan.Sun Signed-off-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index dbbacc3..d285457 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -187,8 +187,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); writel_relaxed(iova + size - 1, data->base + REG_MMU_INVLD_END_A); - writel_relaxed(F_MMU_INV_RANGE, - data->base + REG_MMU_INVALIDATE); + writel(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); /* tlb sync */ ret = readl_poll_timeout_atomic(data->base + REG_MMU_CPE_DONE, -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel